Brand new old stock Factory Glock 17L Barrel, very limited production. 

Product Information

Cartridge 9mm Luger Finish Matte Black Material Carbon Steel Barrel Length 6.02 Inches Twist 1:9.84 Threaded Muzzle No Generation Gen 1-4  

 

all full size small frame Glocks are identical (except for the ejector on 357SIG/40S&W). So G17, G34, G17L, G22, G35, G24, and G31 are the same. 

Yes, you can drop in a G17L barrel in a G17 or G34.

You could also put a complete G17 upper on a G22, change the ejector and run 9mm magazines, for example.

text/call 480-265-005three if interested